The recalling firm issued Customer Safety Advisory Notice dated 8/22/08 to inform the consignees of the potential issue and provide instruction to avoid its occurrence. To avoid potential risk of this issue, users are asked to check whether the extended HL7 messages as stated in the letter are mandatory for their RIS-PACS workflow, and disable these messages if they are not. Siemens is preparing a modification under the UI IM086/08/S for the affected versions of syngo Imaging that will resolve the potential malfunction. The field modification will be immediately distributed and installed by the firm's Service as soon as it is available.